Question: The toroid of Problem 75 has its core filled with iron. When the current is 10 A, the magnetic field in the toroid is 1.8

The toroid of Problem 75 has its core filled with iron. When the current is 10 A, the magnetic field in the toroid is 1.8 T.

(a) What is the magnetization M?

(b) Find the values for Km, μ, and for the iron sample.

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